3 tbsp. extra-virgin olive oil, divided 2 lb. bone-in, skin-on chicken thighs Kosher salt

Freshly ground black pepper 1 lb. baby red potatoes, quartered 2 tbsp. butter, softened

5 cloves garlic, chopped 2 tbsp. fresh thyme Freshly chopped parsley

2 tbsp. freshly grated Parmesan, plus more for serving